Oct 06, 2013 · This video was uploaded from an Android phone.. Some lights come with wiring diagrams, but most do not. It is much better to test it first, rather than find out later that you hooked it up wrong. For headlights, if your headlight. 2001 Chevy Cavalier Headunit Audio Radio Wiring Install Diagram Schematic Colors November 9, 2015 CarAudioWiringDiagram Leave a comment Here is the audio stereo radio wiring information for your 2001 Chevrolet Cavalier with the standard system..